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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

Open Source Database Designs logo
Open Source Database Designs
✓ verifiedFreemium

Online database-design tool with sample schemas and an AI generator to explore, modify or build database structures visually.

27K visits/mo
MarsCode logo
MarsCode
✓ verifiedFree

AI-powered IDE with code completion, generation, explanation and debugging, plus a cloud dev environment, for developers.

69K visits/mo
2.6K visits/mo
Jam logo
Jam
✓ verifiedFreemium

One-click bug-reporting tool that auto-captures console, network logs and repro steps for developers.

730K visits/mo2.9K saves
Trunk logo
Trunk
✓ verifiedFreemium

CI reliability platform that auto-quarantines flaky tests and runs an intelligent GitHub merge queue for engineering teams.

35K visits/mo
Pricing

No public pricing

No public pricing

No public pricing

Free: $0 (30 Jams/mo, 5 recording links)
Team: $14/creator per month billed yearly (unlimited Jams)

Free trial available

Free: $0/committer/month (up to 5 committers, 5M test spans/month)

Free trial available

Core features
  • Library of sample database designs
  • Visual database designer / diagram tool
  • AI database generator
  • Modify and optimize existing schemas
  • SQL script export
  • Dialect converters (MySQL/PostgreSQL/MSSQL)
  • AI code completion and snippet generation
  • Natural-language code generation
  • Code explanation and AI Q&A
  • Automated bug detection and fixes
  • Zero-config cloud development environment
  • Project creation from templates or Git
  • Natural language to SQL conversion
  • One-click bug capture via browser extension
  • Automatic repro steps
  • Console, network and device logs
  • Instant replay of recent activity
  • Backend tracing and an AI debugger
  • Integrations with Jira, Linear, GitHub and Slack
  • Automatic flaky test detection and quarantining
  • AI-powered failure analysis and duplicate detection
  • Anti-flake protection in the merge queue
  • Batching up to 100 PRs with auto-bisection on failure
  • Parallel merge queues for non-overlapping changes
  • Integrated ticketing with Linear/Jira and Slack alerts
Use cases
  • Finding a starting schema for a project
  • Designing a database visually
  • Generating a schema with AI
  • Converting between SQL dialects
  • Writing and completing code faster with AI
  • Onboarding to unfamiliar codebases
  • Debugging and optimizing code
  • Spinning up dev environments in the browser
  • Generating SQL queries from text descriptions.
  • Filing detailed bug reports
  • Reproducing issues faster in QA
  • Sharing debug context with engineers
  • Triaging support bug reports
  • Eliminating flaky test re-runs that slow down CI
  • Managing high-volume PR merges in a monorepo
  • Getting visibility into which tests impact the most pull requests
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